{"product_id":"57-64-reduced-shank-hss-drill-bit-1-2-3-flat-shank-d-a3f-series_d-a3f57-64","title":"57\/64\" Reduced Shank Drill Bit | HSS | 1\/2\" 3-Flat Shank | D\/A3F57\/64","description":"\u003cdiv\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eBit diameter: 1\/2\" (0.5 in)\u003c\/li\u003e \u003cli\u003eShank diameter: 57\/64\" (0.8906 in)\u003c\/li\u003e \u003cli\u003eShank geometry: 3-flat\u003c\/li\u003e \u003cli\u003eMaterial: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003eSeries: D\/A3F\u003c\/li\u003e \u003cli\u003eQuantity: 1 piece\u003c\/li\u003e \u003cli\u003eHole capability: 1\/2\" bore with proper feeds and lubrication\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAnti-slip 3-flat shank improves grip in chucks and reduces slipping under load\u003c\/li\u003e \u003cli\u003eReduced shank design enables use in setups where the flute diameter is larger than the shank capacity of the holder or chuck\u003c\/li\u003e \u003cli\u003eHSS construction provides wear resistance for drilling metal and hard plastics\u003c\/li\u003e \u003cli\u003eDelivers a consistent 1\/2\" bore when paired with proper feeds and lubrication\u003c\/li\u003e \u003cli\u003ePart of the D\/A3F Series, designed for rugged, industrial-grade metalworking environments\u003c\/li\u003e \u003cli\u003e3-flat shank geometry enhances tool retention during high-torque drilling\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePhysical\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eShank diameter: 57\/64\" (0.8906\")\u003c\/li\u003e \u003cli\u003eBit diameter: 1\/2\" (0.5\")\u003c\/li\u003e \u003cli\u003eShank geometry: 3-flat\u003c\/li\u003e \u003cli\u003eMaterial: High-Speed Steel (HSS)\u003c\/li\u003e \u003cli\u003eSeries: D\/A3F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":52312665981207,"sku":"D\/A3F57\/64","price":25.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/d-a3f33-64_3e5d520c-3566-4462-9f19-6f469ab23da1.jpg?v=1771714417","url":"https:\/\/mutualscrew.com\/products\/57-64-reduced-shank-hss-drill-bit-1-2-3-flat-shank-d-a3f-series_d-a3f57-64","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}